diff options
Diffstat (limited to 'src/or/rephist.c')
| -rw-r--r-- | src/or/rephist.c | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/src/or/rephist.c b/src/or/rephist.c index 1b43e5c7e7..25aece3d59 100644 --- a/src/or/rephist.c +++ b/src/or/rephist.c @@ -2364,23 +2364,41 @@ typedef struct circ_buffer_stats_t { /** List of circ_buffer_stats_t. */ static smartlist_t *circuits_for_buffer_stats = NULL; +/** Remember cell statistics <b>mean_num_cells_in_queue</b>, + * <b>mean_time_cells_in_queue</b>, and <b>processed_cells</b> of a + * circuit. */ +void +rep_hist_add_buffer_stats(double mean_num_cells_in_queue, + double mean_time_cells_in_queue, uint32_t processed_cells) +{ + circ_buffer_stats_t *stat; + if (!start_of_buffer_stats_interval) + return; /* Not initialized. */ + stat = tor_malloc_zero(sizeof(circ_buffer_stats_t)); + stat->mean_num_cells_in_queue = mean_num_cells_in_queue; + stat->mean_time_cells_in_queue = mean_time_cells_in_queue; + stat->processed_cells = processed_cells; + if (!circuits_for_buffer_stats) + circuits_for_buffer_stats = smartlist_create(); + smartlist_add(circuits_for_buffer_stats, stat); +} + /** Remember cell statistics for circuit <b>circ</b> at time * <b>end_of_interval</b> and reset cell counters in case the circuit * remains open in the next measurement interval. */ void rep_hist_buffer_stats_add_circ(circuit_t *circ, time_t end_of_interval) { - circ_buffer_stats_t *stat; time_t start_of_interval; int interval_length; or_circuit_t *orcirc; + double mean_num_cells_in_queue, mean_time_cells_in_queue; + uint32_t processed_cells; if (CIRCUIT_IS_ORIGIN(circ)) return; orcirc = TO_OR_CIRCUIT(circ); if (!orcirc->processed_cells) return; - if (!circuits_for_buffer_stats) - circuits_for_buffer_stats = smartlist_create(); start_of_interval = (circ->timestamp_created.tv_sec > start_of_buffer_stats_interval) ? circ->timestamp_created.tv_sec : @@ -2388,17 +2406,18 @@ rep_hist_buffer_stats_add_circ(circuit_t *circ, time_t end_of_interval) interval_length = (int) (end_of_interval - start_of_interval); if (interval_length <= 0) return; - stat = tor_malloc_zero(sizeof(circ_buffer_stats_t)); - stat->processed_cells = orcirc->processed_cells; + processed_cells = orcirc->processed_cells; /* 1000.0 for s -> ms; 2.0 because of app-ward and exit-ward queues */ - stat->mean_num_cells_in_queue = (double) orcirc->total_cell_waiting_time / + mean_num_cells_in_queue = (double) orcirc->total_cell_waiting_time / (double) interval_length / 1000.0 / 2.0; - stat->mean_time_cells_in_queue = + mean_time_cells_in_queue = (double) orcirc->total_cell_waiting_time / (double) orcirc->processed_cells; - smartlist_add(circuits_for_buffer_stats, stat); orcirc->total_cell_waiting_time = 0; orcirc->processed_cells = 0; + rep_hist_add_buffer_stats(mean_num_cells_in_queue, + mean_time_cells_in_queue, + processed_cells); } /** Sorting helper: return -1, 1, or 0 based on comparison of two |